Of course there are people who have celiac disease who have a serious intolerance to gluten. (healyeatsreal.com)
In short, people who reacted to gluten despite not having celiac disease were found to have leaky gut, which is likely what caused the immune activation. (articles.mercola.com)
This mostly affects people who have celiac disease which is an autoimmune reaction brought on by gluten, although there are results of people without this disease being affected by gluten. (ahealthblog.com)